Eating crabs can eat cucumber, but it is not recommended to eat too much. Crab belongs to the seafood food, its nutritional value is relatively rich, which contains protein, fat, vitamin A, vitamin B, iron, phosphorus, calcium and other nutrients. The cucumber is a relatively common vegetable, rich in protein, sugar, vitamins and a variety of trace elements. The nutrients of crab and cucumber do not conflict and will not cause toxic reactions to the human body, both foods can be consumed at the same time, but it is not recommended to consume too much, so as not to cause bloating and other gastrointestinal discomforts. Daily diet must ensure food diversity, dietary nutrient balance, do not favoritism picky food, so as not to lead to the body lack of nutrients.